The bottle contains 1.5 mol of gas. Approximately how many gas molecules are there in a cylinder?

V = 1.5 mol of gas;

Na = 6 * 10 ^ 23 1 / mol;

N -?

Solution:

N = V * Na;

N = 1.5 * 6 * 10 ^ 23 = 9 * 10 ^ 23 molecules.



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